/* style/khuyn-mi.css */

.page-khuyn-mi {
    font-family: 'Arial', sans-serif;
    color: #333;
    line-height: 1.6;
}

.page-khuyn-mi__hero-section {
    background: linear-gradient(135deg, #FFD700 0%, #4B0082 100%);
    color: #FFFFFF;
    padding: 80px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    min-height: 500px;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.page-khuyn-mi__hero-content {
    max-width: 800px;
    z-index: 1;
}

.page-khuyn-mi__main-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    color: #FFFFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-khuyn-mi__subtitle {
    font-size: 1.3em;
    margin-bottom: 30px;
    color: #f0f0f0;
}

.page-khuyn-mi__hero-image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    max-width: 500px;
    z-index: 1;
}

.page-khuyn-mi__hero-image {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-khuyn-mi__section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.page-khuyn-mi__section-title {
    font-size: 2.5em;
    color: #4B0082;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.page-khuyn-mi__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: #FFD700;
    border-radius: 2px;
}

.page-khuyn-mi__text-content {
    font-size: 1.1em;
    color: #555;
    margin-bottom: 20px;
    text-align: left;
}

.page-khuyn-mi__overview {
    background-color: #f9f9f9;
}

.page-khuyn-mi__promo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyn-mi__promo-card {
    background-color: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.page-khuyn-mi__promo-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.page-khuyn-mi__promo-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}

.page-khuyn-mi__card-title {
    font-size: 1.6em;
    color: #4B0082;
    margin-bottom: 15px;
}

.page-khuyn-mi__card-description {
    font-size: 1em;
    color: #666;
    margin-bottom: 25px;
    flex-grow: 1;
}

.page-khuyn-mi__btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, color 0.3s ease;
    white-space: nowrap;
    cursor: pointer;
}

.page-khuyn-mi__btn--primary {
    background-color: #FFD700;
    color: #4B0082;
    border: 2px solid #FFD700;
    font-size: 1.1em;
}

.page-khuyn-mi__btn--primary:hover {
    background-color: #E6C200;
    color: #3A0066;
    border-color: #E6C200;
}

.page-khuyn-mi__btn--secondary {
    background-color: #4B0082;
    color: #FFD700;
    border: 2px solid #4B0082;
    font-size: 1em;
}

.page-khuyn-mi__btn--secondary:hover {
    background-color: #3A0066;
    color: #FFE066;
    border-color: #3A0066;
}

.page-khuyn-mi__steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyn-mi__step-card {
    background-color: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.page-khuyn-mi__step-icon {
    width: 150px; 
    height: 150px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 50%;
    background-color: #f0f0f0; /* Light background for icons */
    padding: 15px;
}

.page-khuyn-mi__step-title {
    font-size: 1.4em;
    color: #4B0082;
    margin-bottom: 10px;
}

.page-khuyn-mi__step-description {
    font-size: 0.95em;
    color: #666;
}

.page-khuyn-mi__cta-bottom {
    margin-top: 50px;
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.page-khuyn-mi__info-image {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 10px;
    margin: 30px auto;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.page-khuyn-mi__list {
    list-style: none;
    padding: 0;
    margin-top: 30px;
    text-align: left;
}

.page-khuyn-mi__list-item {
    background-color: #fefefe;
    border: 1px solid #eee;
    border-left: 5px solid #FFD700;
    padding: 15px 20px;
    margin-bottom: 15px;
    border-radius: 5px;
    font-size: 1.05em;
    color: #444;
}

.page-khuyn-mi__list-item strong {
    color: #4B0082;
}

.page-khuyn-mi__why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.page-khuyn-mi__reason-card {
    background-color: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 30px;
    text-align: center;
    transition: background-color 0.3s ease;
}

.page-khuyn-mi__reason-card:hover {
    background-color: #fffaf0;
}

.page-khuyn-mi__reason-icon {
    width: 120px; 
    height: 120px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 50%;
    background-color: #f5f5f5;
    padding: 10px;
}

.page-khuyn-mi__reason-title {
    font-size: 1.5em;
    color: #4B0082;
    margin-bottom: 10px;
}

.page-khuyn-mi__reason-description {
    font-size: 1em;
    color: #666;
}

.page-khuyn-mi__faq-item {
    background-color: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    padding: 25px;
    margin-bottom: 20px;
    text-align: left;
}

.page-khuyn-mi__faq-question {
    font-size: 1.3em;
    color: #FFD700;
    margin-bottom: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page-khuyn-mi__faq-question::after {
    content: '+';
    font-size: 1.2em;
    color: #4B0082;
    transition: transform 0.3s ease;
}

.page-khuyn-mi__faq-question.active::after {
    transform: rotate(45deg);
}

.page-khuyn-mi__faq-answer {
    font-size: 1em;
    color: #555;
    padding-top: 10px;
    border-top: 1px solid #eee;
    margin-top: 15px;
    display: none; /* Hidden by default */
}

.page-khuyn-mi__faq-answer.active {
    display: block;
}

.page-khuyn-mi__conclusion {
    background-color: #f9f9f9;
    padding-bottom: 80px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-khuyn-mi__hero-section {
        flex-direction: column;
        padding: 60px 20px;
        text-align: center;
    }

    .page-khuyn-mi__main-title {
        font-size: 2.8em;
    }

    .page-khuyn-mi__subtitle {
        font-size: 1.1em;
    }

    .page-khuyn-mi__hero-image-container {
        margin-top: 40px;
    }

    .page-khuyn-mi__section-title {
        font-size: 2em;
    }
}

@media (max-width: 768px) {
    .page-khuyn-mi__hero-section {
        padding: 50px 15px;
    }

    .page-khuyn-mi__main-title {
        font-size: 2.2em;
    }

    .page-khuyn-mi__subtitle {
        font-size: 1em;
    }

    .page-khuyn-mi__promo-grid,
    .page-khuyn-mi__steps-container,
    .page-khuyn-mi__why-grid {
        grid-template-columns: 1fr;
    }

    .page-khuyn-mi__section {
        padding: 40px 15px;
    }

    .page-khuyn-mi__section-title {
        font-size: 1.8em;
    }

    .page-khuyn-mi__btn {
        padding: 10px 20px;
        font-size: 0.95em;
    }

    .page-khuyn-mi__promo-card-image {
        height: 180px;
    }

    .page-khuyn-mi__step-icon,
    .page-khuyn-mi__reason-icon {
        width: 100px;
        height: 100px;
    }

    .page-khuyn-mi__faq-question {
        font-size: 1.1em;
    }
}